src/cpu/x86/vm/stubRoutines_x86_64.hpp

@@ -20,10 +20,13 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  *
  */
 
+#ifndef CPU_X86_VM_STUBROUTINES_X86_64_HPP
+#define CPU_X86_VM_STUBROUTINES_X86_64_HPP
+
 // This file holds the platform specific parts of the StubRoutines
 // definition. See stubRoutines.hpp for a description on how to
 // extend it.
 
 static bool    returns_to_call_stub(address return_pc)   { return return_pc == _call_stub_return_address; }

@@ -111,5 +114,7 @@
   static address mxcsr_std()
   {
     return _mxcsr_std;
   }
 };
+
+#endif // CPU_X86_VM_STUBROUTINES_X86_64_HPP